standard from quadratics

Find the vertex of the quadratic:
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.D.10

What is the vertex of the graph?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

Tags

CCSS.HSF-IF.C.7A

How does the parabola open? y = 4x - x² - 1

• up
• down
• left
• right

Tags

CCSS.HSF-IF.C.7A

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

Identify the 'b' value: y = 16x² -8x -24

• 16

• -8

• 8

• -24

What is the axis of symmetry of:y=2x²+8x+9

• x = 2
• x = -1
• x = -2
• x = 4

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the following funtion
f(x) = -2x² +3x - 7

• (0, -2)
• (0, 3)
• (0, -7)
• (0, 7)

Tags

CCSS.HSF-IF.C.7A

What is the vertex for the equation y = ½(x - 4)² - 4?

• (- 4, - 4)
• (4, 4)
• (- 4, 4)
• (4, - 4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What direction does the equation y = -(x + 4)² - 7 face?

• Opens left
• Opens right
• Opens up
• Opens down

Tags

CCSS.HSF-IF.C.7A